Patent Assignment
Reel/Frame 014861/0245
Assignment of Assignor's Interest
Recorded: 2004-07-15
Pages: 3
Assignor
GARST, PETER L.
Executed: 2002-03-09
Assignee
MATHSOFT ENGINEERING & EDUCATION, INC.
101 MAIN STREET, CAMBRIDGE, MASSACHUSETTS, 02142
Covered Property
(1)
Modeless gesture driven editor for handwritten mathematical expressions
Application:
10/378,386 →
Publication:
US 2004/0054701
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Release of Intellectual Property Collateral
Jul 23, 2004
From: CITIZENS BANK OF MASSACHUSETTS
To: MATHSOFT ENGINEERING & EDUCATION, INC.; MATHSOFT CORPORATE HOLDINGS, INC.
Reel/Frame 014892/0001 →
Security Interest
Sep 1, 2004
From: MATHSOFT ENGINEERING & EDUCATION, INC.; MATHSOFT CORPORATE HOLDINGS, INC.
To: SILICON VALLEY BANK DBA SILICON VALLEY EAST
Reel/Frame 015098/0061 →
Security Agreement
Mar 18, 2005
From: MATHSOFT ENGINEERING & EDUCATION, INC.
To: PARTNERS FOR GROWTH, L.P.
Reel/Frame 015788/0782 →
Release of Intellectual Property Collateral
Mar 22, 2005
From: SPRING CAPITAL PARTNERS, L.P.
To: MATHSOFT ENGINEERING & EDUCATION, INC.; MATHSOFT CORPORATE HOLDINGS, INC.
Reel/Frame 015797/0573 →
Assignment of Assignor's Interest
Mar 16, 2009
From: MATHSOFT ENGINEERING & EDUCATION, INC.; MATHSOFT CORPORATE HOLDINGS, INC.
To: PARAMETRIC TECHNOLOGY CORPORATION
Reel/Frame 022399/0489 →